OFM's Straton Series Task Chair is comfortable, durable and affordable, making it a great choice for your office. Easily adjust the seat height 18" to 22" with gas-lift assistance. The full back provides great lumbar support and is height and pitch adjustable. Comfy contoured padding is upholstered with anti-microbial and anti-bacterial vinyl upholstery that wipes clean. The frame supports up to 250 pounds and features a five-caster base that makes the chair easy to move. OFM's Straton Series Task Chair meets or exceeds ANSI/BIFMA safety standards.